2007 Buell Lightning: Fuel System 4-101
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OXYGEN SENSOR 4.33
GENERAL
See Figure 4-80. The oxygen sensor (O2 Sensor), located in
the rear header pipe, monitors oxygen content in the exhaust
gas and converts it to a voltage reading. This voltage reading
is used by the ECM to maintain the proper air/fuel ratio during
closed loop operation.
REMOVAL
1WARNING1WARNING
To prevent accidental vehicle start-up, which could
cause death or serious injury, disconnect negative (-)
battery cable before proceeding. (00048a)
1. Disconnect negative battery cable.
2. Remove intake cover assembly. See 2.38 INTAKE
COVER ASSEMBLY.
3. Remove air cleaner assembly. See 4.44 AIR CLEANER
ASSEMBLY.
4. Remove shock absorber. See 2.23 REAR SHOCK
ABSORBER.
5. Remove cooling fan. See 4.38 COOLING FAN.
6. See Figure 4-81. Remove cable straps (2). Unplug 1-
place connector [137] (1).
7. Remove oxygen sensor from exhaust header using
Snap-on Part No. YA8875.
INSTALLATION
1. Apply LOCTITE ANTI-SEIZE LUBRICANT to threads of
sensor.
2. See Figure 4-80. Thread sensor into exhaust header.
Tighten sensor to 40-45 ft-lbs (54-61 Nm).
3. Install cooling fan. See 4.38 COOLING FAN.
4. Install shock absorber. See 2.23 REAR SHOCK
ABSORBER.
5. See Figure 4-81. Connect 1-place connector [137] (1) to
wiring harness.
6. Install cable straps (2).
7. Install air cleaner assembly. See 4.44 AIR CLEANER
ASSEMBLY.
8. Install intake cover assembly. See 2.38 INTAKE COVER
ASSEMBLY.
9. Connect negative battery cable.
Figure 4-80. Installed Oxygen Sensor
(shock absorber removed)
Figure 4-81. Oxygen Sensor Connector [137]
1. Oxygen sensor connector [137]
2. Cable straps
1
2
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